Home / 162,046.32-242,719.56-158,080.56

Finding the Fourth Proportional to 162,046.32, 242,719.56 and 158,080.56

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Solution

The fourth proportional to 162,046.32, 242,719.56 and 158,080.56 is: 236,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,046.32 : 242,719.56 = 158,080.56 : x
  2. Step 2: Convert to fraction form
    162,046.32/242,719.56 = 158,080.56/x
  3. Step 3: Cross multiply
    162,046.32x = 242,719.56 × 158,080.56
  4. Step 4: Simplify right side
    162,046.32x = 38,369,243,967.75
  5. Step 5: Solve for x
    x = 38,369,243,967.75/162,046.32
  6. Step 6: Final answer
    x = 236,779.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.